:root {
  --ink: #1f325c;
  --muted: #62687f;
  --line: #e6e3eb;
  --accent: #d13357;
  --bg: #ffffff;
  --panel: #faf8fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.75 "Noto Sans KR", -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

main {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 16px 80px;
}

h1 { font-size: 28px; line-height: 1.3; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 44px 0 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.meta { color: var(--muted); margin: 0 0 28px; }
a { color: var(--accent); }

.toc { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 20px; }
.toc ol { margin: 0; padding-left: 20px; }

table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 14px; display: block; overflow-x: auto; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
thead th { background: var(--panel); white-space: nowrap; }
tbody th { background: var(--panel); width: 120px; }

.mail { font-size: 18px; font-weight: 700; }
.links { font-size: 18px; }
.note { background: #fff6f8; border: 1px solid #ffd2dd; border-radius: 10px; padding: 10px 14px; font-size: 15px; }
.toc ul { margin: 0; padding-left: 0; list-style: none; }
h3 { font-size: 16px; margin: 22px 0 8px; }